English verb conjugation MUST CENTRE

Regular verb: centre - centred - centred

Affirmation

Simple form

I must centre
you must centre
he must centre
we must centre
you must centre
they must centre

V-ing form

I must be centring
you must be centring
he must be centring
we must be centring
you must be centring
they must be centring

Perfect

I must have centred
you must have centred
he must have centred
we must have centred
you must have centred
they must have centred

V-ing perfect

I must have been centring
you must have been centring
he must have been centring
we must have been centring
you must have been centring
they must have been centring

Negation

Simple form

I must not centre
you must not centre
he must not centre
we must not centre
you must not centre
they must not centre

V-ing form

I must not be centring
you must not be centring
he must not be centring
we must not be centring
you must not be centring
they must not be centring

Perfect

I must not have centred
you must not have centred
he must not have centred
we must not have centred
you must not have centred
they must not have centred

V-ing perfect

I must not have been centring
you must not have been centring
he must not have been centring
we must not have been centring
you must not have been centring
they must not have been centring

Interrogative form

Simple form

must I centre?
must you centre?
must he centre?
must we centre?
must you centre?
must they centre?

V-ing form

must I be centring?
must you be centring?
must he be centring?
must we be centring?
must you be centring?
must they be centring?

Perfect

must I have centred?
must you have centred?
must he have centred?
must we have centred?
must you have centred?
must they have centred?

V-ing perfect

must I have been centring?
must you have been centring?
must he have been centring?
must we have been centring?
must you have been centring?
must they have been centring?

Interro-negative form

Simple form

must I not centre?
must you not centre?
must he not centre?
must we not centre?
must you not centre?
must they not centre?

V-ing form

must I not be centring?
must you not be centring?
must he not be centring?
must we not be centring?
must you not be centring?
must they not be centring?

Perfect

must I not have centred?
must you not have centred?
must he not have centred?
must we not have centred?
must you not have centred?
must they not have centred?

V-ing perfect

must I not have been centring?
must you not have been centring?
must he not have been centring?
must we not have been centring?
must you not have been centring?
must they not have been centring?

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